Home / 19,371.92-26,733-11,414.48

Finding the Fourth Proportional to 19,371.92, 26,733 and 11,414.48

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Solution

The fourth proportional to 19,371.92, 26,733 and 11,414.48 is: 15,751.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.92 : 26,733 = 11,414.48 : x
  2. Step 2: Convert to fraction form
    19,371.92/26,733 = 11,414.48/x
  3. Step 3: Cross multiply
    19,371.92x = 26,733 × 11,414.48
  4. Step 4: Simplify right side
    19,371.92x = 305,143,293.84
  5. Step 5: Solve for x
    x = 305,143,293.84/19,371.92
  6. Step 6: Final answer
    x = 15,751.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.